1. Sustainable Wastewater Management

2. Treating Wastewater-Protecting the Environment

3. Trusted Standards, Smarter Solutions

4. Improving Service Delivery

5. Wastewater Projects-Building For The Future

6. Leading with Integrity

7. Strengthening Financial Resilience

8. Water Reuse: The Way Forward

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what's new

News

Intervention rapide de la WMA : Déversement d’eaux usées maîtrisé

News

Direct Debit Payment of Wastewater Charges

News

WMA Subscribers on Social Register of Mauritius

News

Closure of Cash and Customer Care Offices

News

Market Sounding for the BOT Project for new Roche-Bois Pump Station and new Baie du Tombeau Wastewater Treatment Plant

News

Kominike - Demaraz Wastewater Arrears Incentive Scheme

Adverts

Post of Technical Assistant (Mechanical) – Shift

Technical Assistant (Electronic/ Instrumentation)

Accountant

Bids

Contract WW 580C (OAB/04/2026 & IFB/2026/1873) - Procurement for the Consultancy Services for Feasibility Study, Detailed Design and Preparation of Bidding Document for Automation and Centralised SCADA System for Wastewater Pumping Stations and Treatment Plants

About Us

The Wastewater Management Authority (WMA) has been established as a corporate body under the Wastewater Management Authority Act 2000 to be responsible for all matters relating to the collection, treatment and disposal of wastewater throughout Mauritius. It operates under the aegis of the Ministry of Energy and Public Utilities.

Our Profile

Our Profile

The country’s only organisation responsible for the wastewater sector in Mauritius

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management team

management team

PROFILE OF MANAGEMENT TEAM...

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history

history

The evolution in the wastewater sector started when the present Plaine Wilhems system was constructed in the 1960’s.

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core business

Projects

projects

WMA is committed to expand the sewer network across the island and construct new wastewater infrastructure in line with the vision of Government.

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Operations & Maintenance

Operations & Maintenance

Operations and Maintenance (O&M) of the wastewater infrastructure is a core...

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Mechanical & Electrical

Mechanical & Electrical

The Mechanical and Electrical (M&E) Unit is responsible for the proper operation and maintenance...

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Pollution Control & WMA Laboratory

Pollution Control & WMA Laboratory

The Pollution Control Unit ensures that all wastewaters from infrastructural...

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Our Engagement

towards our stakeholders

In our effort to better inform our stakeholders, four videos have been produced to provide an overview of the main stages for treatment of wastewater, proper usage of the wastewater system, stages for the execution of wastewater projects and the various services offered by the Authority.

Wastewater treatment

In our effort to better inform our stakeholders, four videos have been produced to provide an overview of the main stages for treatment of wastewater, proper usage of the wastewater system, stages for the execution of wastewater projects and the various services offered by the Authority.

Proper Usage of wastewater system

In our effort to better inform our stakeholders, four videos have been produced to provide an overview of the main stages for treatment of wastewater, proper usage of the wastewater system, stages for the execution of wastewater projects and the various services offered by the Authority.

Our Services

In our effort to better inform our stakeholders, four videos have been produced to provide an overview of the main stages for treatment of wastewater, proper usage of the wastewater system, stages for the execution of wastewater projects and the various services offered by the Authority.

Expanding Wastewater Infrastructure in Mauritius

our services

WMA’s main services include processing applications for new House Connections, Building Clearances, Notary Clearances, Licences for Wastewater Carriers, Industrial Effluent Discharge Permits and Wastewater Clearances with regards to applications for Morcellement Permits. The WMA offers a number of services to its Domestic and Non-Domestic Customers as well as Operators in the Wastewater Sector.

House Connection

Operations & maintenance

Building Clearance

Sewer Connection

Industrial Discharge Permit

Morcellement Permit

Private Wastewater Carrier

Hotels/Private Wastewater Treatment Plants

publications

Annual Reports & Audited Financial Statements

Annual Reports & Audited Financial Statements

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customer charter

customer charter

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invitation for bids

invitation of bids

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forms & downloadables

forms & downloadables

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Facts and figures

815
km

815 km of sewer lines over 200 mm diameter are in operation.
This figure will increase with the forthcoming wastewater projects.

98759
Registered Customers

As at May 2026 WMA has 98759 registered customers.

132000
m3

132 000 m3 of wastewater being treated on a daily basis at our wastewater Treatment Plants.

65000
KwH

Units of Electricity generated per month at our St Martin TP, which is used solely on site